#include<stdio.h>
#include<string.h>
#include<stdlib.h>
struct person
{
char name[10]; /*姓名*/
char mobile_phone[16]; /*手机号码*/
char fixed_telephone[16]; /*固定电话*/
char work_place[20]; /*工作单位*/
char addr[20]; /*家庭住址*/
char e_mail[30]; /*邮箱*/
char QQ[12]; /*QQ聊天软件*/
char category[10]; /*分类*/
};
char dir_name[20]="e:\\通讯录.txt";
FILE *fp;
void creat(); /*创建一个通讯录并命名，下次如果要打开以前的通讯录话，就在创建的时候输入以前的文件名称。*/
void output();/*输出模块*/
void add();/*添加模块*/
void modify();/*修改模块*/
void del();/*删除模块*/
void search();/*查找模块*/
void main()
{
while(1) /*一次完成无数条记录的输入*/
{
int n;
printf("\n\t*******************欢迎使用通讯录系统************************\n\n");
printf("\n\t创建，请按1");
printf("\n\t添加，请按2");
printf("\n\t查找，请按3");
printf("\n\t修改，请按4");
printf("\n\t输出，请按5");
printf("\n\t删除，请按6");
printf("\n\t退出，请按0");
printf("\n\t*************************************************************\n\n");
printf("\n请选择(0--5): ");
scanf("%d",&n);
if(n<=6&&n>=0)
{
switch(n)
{
case 1:creat();break;
case 2:add(); break;
case 3:search(); break;
case 4:modify(); break;
case 5:output(); break;
case 6:del(); break;
case 0:exit(1);
}
printf("\n\n操作完成,请再次选择!");
}
else
printf("\n\n选择错误，请再次选择!");
}
}
//查找模块：
void search()
{
struct person one;
int k,j=0;
if((fp=fopen(dir_name,"r"))==NULL)
{
printf("\n不能打开通讯录");
getchar();
exit(1);
}
printf("\n姓名查找请按1");
printf("\n分类查找请按2");
printf("\n单位查找请按3");
printf("\n请选择查找方式（按回车键输入）: ");
scanf("%d",&k);
switch(k)
{
case 1:
{
char s_name[10];
printf("\n请输入姓名: ");
scanf("%s",s_name);
while(!feof(fp))
{fscanf(fp,"%s%s%s%s%s%s%s%s",one.name, one.addr, one.work_place,one.fixed_telephone,
one.mobile_phone, one.e_mail, one.QQ, one.category);
if(!strcmp(s_name,one.name))
{printf("\n已经查到此人，记录为: \n");
printf("\n%-10s%-20s%-20s%-15s%-15s%-20s%-15s%-10s",one.name, one.addr, one.work_place,
one.fixed_telephone, one.mobile_phone, one.e_mail, one.QQ, one.category);
j=1;
}
}
if(!j) printf("\n对不起，通讯录中没有此人的记录");
fclose(fp);
}
break;
case 2:
{
char s_category[10];
printf("\n请输入类别: ");
scanf("%s",s_category);
while(!feof(fp))
{
fscanf(fp,"%s%s%s%s%s%s%s%s",one.name, one.addr, one.work_place,one.fixed_telephone,
one.mobile_phone, one.e_mail, one.QQ, one.category);
if(!strcmp(s_category,one.category))
{
printf("\n已经查到此类人，记录为: \n");
printf("\n%-10s%-20s%-20s%-15s%-15s%-20s%-15s%-10s",one.name, one.addr, one.work_place,
one.fixed_telephone, one.mobile_phone, one.e_mail, one.QQ, one.category);
j=1;
}
}
if(!j) printf("\n对不起，通讯录中没有此类人的记录");
fclose(fp);
}
break;
case 3:
{
char s_workplace[20];
printf("\n请输入工作单位 : ");
scanf("%s",s_workplace);
while(!feof(fp))
{
fscanf(fp,"%s%s%s%s%s%s%s%s",one.name, one.addr, one.work_place,
one.fixed_telephone, one.mobile_phone, one.e_mail, one.QQ, one.category);
if(!strcmp(s_workplace,one.work_place))
{
printf("\n已经查到此单位，记录为:\n");
printf("\n%-10s%-20s%-20s%-15s%-15s%-20s%-15s%-10s",one.name, one.addr, one.work_place,
one.fixed_telephone, one.mobile_phone, one.e_mail, one.QQ, one.category);
j=1;
}
}
if(!j) printf("\n对不起，通讯录中没有此单位的记录");
fclose(fp);
}
break;
}
}
//修改模块：
void modify()
{
struct person one;
int k=0;
long st;
char name_modify[10];
printf("\n请你输入要修改人的姓名: ");
scanf("%s",name_modify);
if((fp=fopen(dir_name,"r+"))==NULL)
{
printf("\n不能打开通讯录!");
getchar();
exit(1);
}
while(!feof(fp))
{
st=ftell(fp); /*跟踪地址*/
fscanf(fp,"%s%s%s%s%s%s%s%s\n",one.name, one.addr, one.work_place,one.fixed_telephone,
one.mobile_phone, one.e_mail, one.QQ, one.category);
if(!strcmp(name_modify,one.name))
{
k=1;
break;
}
}
if(k)
{
printf("\n该名字已找到，他（她）的记录是:\n");
printf("%-10s%-20s%-20s%-15s%-15s%-20s%-15s%-10s",one.name, one.addr, one.work_place,
one.fixed_telephone, one.mobile_phone, one.e_mail, one.QQ, one.category);
printf("\n请输入新的姓名、住址、工作（或学习）单位、固定电话、手机号码、邮箱、QQ以及分类。请输入：\n");
scanf("%s%s%s%s%s%s%s%s",one.name, one.addr, one.work_place,one.fixed_telephone,
one.mobile_phone, one.e_mail, one.QQ, one.category);
fseek(fp,st,0); /*找到修改的地址*/
fprintf(fp,"%-10s%-20s%-20s%-15s%-15s%-20s%-15s%-10s\n",one.name, one.addr, one.work_place,
one.fixed_telephone, one.mobile_phone, one.e_mail, one.QQ, one.category);
printf("已修改!");
}
else
printf("\n对不起，通讯录中没有此人的记录。");
fclose(fp);
}
